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131676193516 = 22723414986979
BaseRepresentation
bin111101010100010000…
…0110100001011101100
3110120212201222200212011
41322220200310023230
54124133101143031
6140254033451004
712341026114630
oct1725040641354
9416781880764
10131676193516
115093086212a
122162a110a64
13c55623720a
146531d54dc0
15365a0b36b1
hex1ea88342ec

131676193516 has 48 divisors (see below), whose sum is σ = 281505047040. Its totient is φ = 52662487680.

The previous prime is 131676193483. The next prime is 131676193541. The reversal of 131676193516 is 615391676131.

It is a super-3 number, since 3×1316761935163 (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131676193516.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2467086 + ... + 2519893.

It is an arithmetic number, because the mean of its divisors is an integer number (5864688480).

Almost surely, 2131676193516 is an apocalyptic number.

It is an amenable number.

131676193516 is an abundant number, since it is smaller than the sum of its proper divisors (149828853524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131676193516 is a wasteful number, since it uses less digits than its factorization.

131676193516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4987054 (or 4987052 counting only the distinct ones).

The product of its digits is 612360, while the sum is 49.

The spelling of 131676193516 in words is "one hundred thirty-one billion, six hundred seventy-six million, one hundred ninety-three thousand, five hundred sixteen".

Divisors: 1 2 4 7 14 23 28 41 46 82 92 161 164 287 322 574 644 943 1148 1886 3772 6601 13202 26404 4986979 9973958 19947916 34908853 69817706 114700517 139635412 204466139 229401034 408932278 458802068 802903619 817864556 1431262973 1605807238 2862525946 3211614476 4702721197 5725051892 9405442394 18810884788 32919048379 65838096758 131676193516